---
schema_version: "secwatch.filing_event.v1"
accession: "0001501697-25-000008"
form_type: "8-K"
ticker: "XFOR"
cik: "0001501697"
company_name: "X4 Pharmaceuticals, Inc"
filed_at: "2025-08-25T23:59:59+00:00"
generated_at: "2026-05-17T10:12:40.315848+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# X4 Pharmaceuticals board members McGirr and Woods resign; audit committee reconstituted

## Summary
- David McGirr and R. Keith Woods resigned from the board effective August 22, 2025, with no disagreement.
- Michael Wyzga appointed as chair of the audit committee.
- Francoise de Craecker and Gary Bridger appointed as members of the audit committee.
- Resignations cover all committees; departure not related to operations, policies, or practices.

## SEC filing metadata
- accession: 0001501697-25-000008
- form_type: 8-K
- ticker: XFOR
- cik: 0001501697
- company_name: X4 Pharmaceuticals, Inc
- filed_at: 2025-08-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1501697/000150169725000008/0001501697-25-000008-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1501697/000150169725000008/xfor-20250822.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001501697-25-000008
- JSON: https://secwatch.observer/filing/0001501697-25-000008.json
- Plain text: https://secwatch.observer/filing/0001501697-25-000008.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.